Wet clothes dry quicker when there is a breeze because

When cyclohexane is poured in water, it floats because:

(a) What is a soap? Why are soaps not suitable for washing clothes when the water is hard? (b) Explain the action of soap in removing an oily spot from a piece of cloth.

Some washing machines have cloth driers. It contains a drum in which wet clothes are kept. As the drum rotates, the water particles get separated from the cloth. The general description of this action is that the "Centrifugal force throws the water particles away from the drum". Comment on this statement from the viewpoint of an observer rotating with the drum and the observer who is washing the clothes.

When you have fever, keeping a piece of linen cloth dipped in water on your forehead helps reduce temperature.

Walking becomes difficult, When the ground is covered with snow or sand this is because

It is easy to wash clothes in hot water because its :-

When a gas is heated in a vessel of constant volume , the pressure increases because

When a circuit is switched on, current flows through the circuit with the speed of light because

When zinc granule is dipped into copper sulphate solution, copper is precipitated because :